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86 lines
3.2 KiB
C++
86 lines
3.2 KiB
C++
// SPDX-License-Identifier: MIT
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#ifndef RGBDS_ASM_WARNING_HPP
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#define RGBDS_ASM_WARNING_HPP
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#include <functional>
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#include "diagnostics.hpp"
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extern unsigned int nbErrors;
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enum WarningLevel {
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LEVEL_DEFAULT, // Warnings that are enabled by default
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LEVEL_ALL, // Warnings that probably indicate an error
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LEVEL_EXTRA, // Warnings that are less likely to indicate an error
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LEVEL_EVERYTHING, // Literally every warning
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};
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enum WarningID {
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WARNING_ASSERT, // Assertions
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WARNING_BACKWARDS_FOR, // `FOR` loop with backwards range
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WARNING_BUILTIN_ARG, // Invalid args to builtins
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WARNING_CHARMAP_REDEF, // Charmap entry re-definition
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WARNING_DIV, // Undefined division behavior
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WARNING_EMPTY_DATA_DIRECTIVE, // `db`, `dw` or `dl` directive without data in ROM
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WARNING_EMPTY_MACRO_ARG, // Empty macro argument
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WARNING_EMPTY_STRRPL, // Empty second argument in `STRRPL`
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WARNING_LARGE_CONSTANT, // Constants too large
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WARNING_MACRO_SHIFT, // `SHIFT` past available arguments in macro
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WARNING_NESTED_COMMENT, // Comment-start delimiter in a block comment
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WARNING_OBSOLETE, // Obsolete/deprecated things
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WARNING_SHIFT, // Undefined `SHIFT` behavior
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WARNING_SHIFT_AMOUNT, // Strange `SHIFT` amount
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WARNING_UNMATCHED_DIRECTIVE, // `PUSH[C|O|S]` without `POP[C|O|S]`
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WARNING_UNTERMINATED_LOAD, // `LOAD` without `ENDL`
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WARNING_USER, // User-defined `WARN`ings
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NB_PLAIN_WARNINGS,
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// Warnings past this point are "parametric" warnings, only mapping to a single flag
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// Treating string as number may lose some bits
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WARNING_NUMERIC_STRING_1 = NB_PLAIN_WARNINGS,
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WARNING_NUMERIC_STRING_2,
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// Purging an exported symbol or label
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WARNING_PURGE_1,
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WARNING_PURGE_2,
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// Implicit truncation loses some bits
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WARNING_TRUNCATION_1,
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WARNING_TRUNCATION_2,
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// Character without charmap entry
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WARNING_UNMAPPED_CHAR_1,
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WARNING_UNMAPPED_CHAR_2,
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NB_WARNINGS,
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};
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extern Diagnostics<WarningLevel, WarningID> warnings;
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// Used to warn the user about problems that don't prevent the generation of
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// valid code.
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[[gnu::format(printf, 2, 3)]]
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void warning(WarningID id, char const *fmt, ...);
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// Used for errors that compromise the whole assembly process by affecting the
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// following code, potencially making the assembler generate errors caused by
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// the first one and unrelated to the code that the assembler complains about.
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// It is also used when the assembler goes into an invalid state (for example,
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// when it fails to allocate memory).
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[[gnu::format(printf, 1, 2), noreturn]]
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void fatal(char const *fmt, ...);
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// Used for errors that make it impossible to assemble correctly, but don't
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// affect the following code. The code will fail to assemble but the user will
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// get a list of all errors at the end, making it easier to fix all of them at
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// once.
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[[gnu::format(printf, 1, 2)]]
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void error(char const *fmt, ...);
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// Used for errors that make it impossible to assemble correctly, but don't
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// affect the following code. The code will fail to assemble but the user will
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// get a list of all errors at the end, making it easier to fix all of them at
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// once.
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void error(std::function<void()> callback);
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#endif // RGBDS_ASM_WARNING_HPP
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